As per the Texas Constitution, in all criminal cases, except treason and impeachment, the Governor shall have the power to grant and on the written signed recommendation and advice of the Board of Pardons and Paroles. Where is this found in the Texas Constitution?

As per the Texas Constitution, in all criminal cases, except treason and impeachment, the Governor shall have the power to grant and on the written signed recommendation and advice of the Board of Pardons and Paroles. Where is this found in the Texas Constitution?